https://www.youtube.com/watch?v=8gkoenC8TSw

Shop for New Auto Parts at 1AAuto.com http://1aau.to/c/69/a9/alternator This video shows you how to install a new alternator engineered specifically for your 2009-2014 Ford F 150 5.4L V8. The alternator in your vehicle powers the battery and electrical system while the engine is running. If your alternator is failing, you may wind up with a constantly draining battery. This process should be similar on the following vehicles:
2009 Ford F-150
2010 Ford F-150
2011 Ford F-150
2012 Ford F-150
2013 Ford F-150
2014 Ford F-150

More How to Replace Alternator 2009-2014 Ford F 150 5.4L V8 Videos